Watch List notes:

Crispus. Caesar, AD 316-326. Æ Follis (19mm, 3.23 g, 12h). Decennalia issue. Treveri (Trier) mint, 2nd officina. Struck AD 323-324. Laureate head right / VOT/ X within wreath; STR. RIC VII 431. Dark green patina. In NGC encapsulation 4284928-012, graded MS, Strike: 5/5, Surface: 4/5.